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Commit 9a65a3410352e6637ff61fc6c5172b7ea6b63056

Authored by fabioaz
1 parent 553830f4
Exists in master and in 5 other branches beta3, beta4, inv3.0.1, usp-navegador, wxgtk3_b5

FIX: Workaround to solve problem when using multiprocessing under Windows.

Showing 1 changed file with 24 additions and 2 deletions   Show diff stats
invesalius/data/surface_process.py
  Diff comments   View file @9a65a34
... ... @@ -7,10 +7,31 @@ import vtk
7 7  
8 8 import i18n
9 9 import converters
10   -import imagedata_utils as iu
  10 +# import imagedata_utils as iu
11 11  
12 12 from scipy import ndimage
13 13  
  14 +# TODO: Code duplicated from file {imagedata_utils.py}.
  15 +def ResampleImage3D(imagedata, value):
  16 + """
  17 + Resample vtkImageData matrix.
  18 + """
  19 + spacing = imagedata.GetSpacing()
  20 + extent = imagedata.GetExtent()
  21 + size = imagedata.GetDimensions()
  22 +
  23 + width = float(size[0])
  24 + height = float(size[1]/value)
  25 +
  26 + resolution = (height/(extent[1]-extent[0])+1)*spacing[1]
  27 +
  28 + resample = vtk.vtkImageResample()
  29 + resample.SetInput(imagedata)
  30 + resample.SetAxisMagnificationFactor(0, resolution)
  31 + resample.SetAxisMagnificationFactor(1, resolution)
  32 +
  33 + return resample.GetOutput()
  34 +
14 35 class SurfaceProcess(multiprocessing.Process):
15 36  
16 37 def __init__(self, pipe, filename, shape, dtype, mask_filename,
... ... @@ -100,7 +121,8 @@ class SurfaceProcess(multiprocessing.Process):
100 121 del a_image
101 122  
102 123 if self.imagedata_resolution:
103   - image = iu.ResampleImage3D(image, self.imagedata_resolution)
  124 + # image = iu.ResampleImage3D(image, self.imagedata_resolution)
  125 + image = ResampleImage3D(image, self.imagedata_resolution)
104 126  
105 127 flip = vtk.vtkImageFlip()
106 128 flip.SetInput(image)
... ...